I'm very close to retiring as a dancer. There's a real joy in being on stage and dancing. but each time I dance I wonder, 'Is this the last time I'll ever dance this ballet?' There are the thrilling moments of being on stage, but also the sense of squeezing every ounce I can out of today.
This is the link to the page (2) in which Barker's answers appear:
By clicking one the image of the page, the .pdf file will begin to download (or you'll be prompted to download, depending on your browser).